Season the shrimp with salt, pepper, and garlic powder, and toss with olive oil.
In a large skillet, melt the butter.
Add the chopped onion and 30 garlic cloves.
Pour in the white wine and let it reduce.
Add the seasoned shrimp and cook for 3-5 minutes.
Stir in the mediacarema (table cream).
Season with additional salt and pepper.
Garnish with cilantro.
